package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

/**
 * @author
 */
@Mapper
public interface ShoppingCartMapper {
    /**
     * 查询购物车
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 更新购物车
     * @param shoppingCart
     */
    @Update("update  shopping_cart set  number=#{number}  where id =#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     * 添加购物车
     * @param shoppingCart
     */
    @Insert("insert into  shopping_cart (name, image, user_id, dish_id, setmeal_id, dish_flavor, number, amount, create_time) values " +
                                          "(#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    /**
     * 删除购物车
     * @param currentId
     */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void deleteByUserId(Long currentId);

    /**
     * 删除购物车里的一个菜品或套餐
     * @param id
     */
    @Delete("delete from shopping_cart where id = #{id}")
    void deleteById(Long id);

    /**
     * 批量插入购物车数据
     *
     * @param shoppingCartList
     */
    void insertBatch(List<ShoppingCart> shoppingCartList);
}
